take a look, this is the honolulu airport, in the corner, you see a woman attacking the security officer when corporal justin rogers realized nobody was helping her. you saw him jump into action, pinning the person down, he raised his hand to say he was a police officer, quickly identified himself to a tsa agent, and handed the woman in cuffs to the agent. >>> and if it really helps, spare the air bay, the air quality management district has looked at falling pollution over the last few years and credits spare the air for some of the success. in tonight's reality check, sam brock looks at the numbers to see if the claim is true. >> good afternoon, the numbers don't lie, in this case, the bay area has made huge strides when it comes to improving the air quality. due to industry regulations, better technology, spare the air or all of the above. that is where it gets tricky when figuring out how to dole out credit. from atop the hills in berkeley, you may not be able to see a difference in bay area air quality, but rest assured the changes are there. >> this is known as elemental carbon, or